senecio vulgaris characteristics

Species of Senecio in our region that lack ray flowers include common groundsel (Senecio vulgaris) and elegant groundsel (Senecio indecorus). vulgaris and ssp. 3: 542. l. Interior- Boreal . As an exotic winter weed in Korea, common groundsel (Senecio vulgaris L.) has been a recent threat to winter crop cultivation. To. Stanford University Press, Stanford, CA. Life cycle: Winter or summer annual Growth Habit: Erect Propagation: Seed Leaf Margin: Irregularly toothed Leaf Hairs: Sparsely hairy to smooth Leaf Structure: Deeply lobed to dissected Genus. The morphological differences between the two species are related to a difference in the breeding system. Identifying Characteristics This plant contains pyrrolizidine alkaloids which are harmful to horses, cattle, swine, and even humans, causing liver damage and possibly, death. 1, 2). Weber has moved a number of former Senecio members into the Packera and Ligularia genera. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees, flies, Lepidoptera (Moths & Butterflies). Genus Senecio is large and one of the most diverse. Description. ID Characteristics. Senecio vulgaris. Produces huge numbers of seeds carried by air, can be a very rampant invader of waste ground, meadows etc having the ability to almost completely take over large tracts of land. Sub-Family. It … Order. Pollen grain morphology: spheroidal, echinate, tricolporate. Plant Sci. 1008 p. South Coasta. Sources of information: Hultén, E. 1968. Common groundsel is somewhat mundane-looking and goes easily unnoticed. P. D. Sell. Family. One of these plants is Senecio vulgaris, which is a common weed of field crops. Third and fourth leaves are more deeply lobed. J. Senecio vulgaris is an exotic weed introduced in Korea before 1921 (Mori, 1922), and distributed nationwide before the 1980s (Yim and Jeon, 1980). Senecio sylvaticus: flower heads with short rays around the periphery and the involucral bracts without a dark apex (vs. S. vulgaris, with flower heads without ray flowers and the longer involucral bracts with a … Rating Content; Neutral: On Jul 13, 2011, DMersh from Perth, United Kingdom (Zone 7b) wrote: Native to Europe, known as common ragwort there. has been documented in all ecogeographic regions in Alaska (Weeds of Alaska Database 2005, Hultén 1968, UAM 2004). INTRODUCTION: Senecio vulgaris L. is a widely used herb in folk medicine for many diseases; it is used to treat various women's disorders such as menstrual stimulation, balancing the menstrual cycle and a diuretic 1. Synonyms. Flora of Alaska and Neighboring Territories. Phylum. Ecology. Senecio vulgaris: Family: Asteraceae: Location/Vegetative Zone: Flowering Period: Spring: Identifying Characteristics The leaves are alternating, green, and 2½ to 4 inches in length and 1 inch wide. NATIVE Habit: Biennial or perennial herb 4--10(20) dm, from short button-like caudex, with fleshy-fibrous roots.Stem: 1 or 2--4 loosely clustered, blue-green, glaucous.Leaf: +- fleshy, reduced distally on stem, proximal 5--20+ cm, (1)2--10 cm wide, elliptic to oblanceolate, tapered to unwinged petiole, entire or minutely dentate, mid and distal sessile, occasionally clasping, becoming bract-like. senecio jacobaea is a PERENNIAL growing to 1 m (3ft 3in) by 0.5 m (1ft 8in). Arctic-Alpine . sporangium of Bremia lactucae parasitises live leaf of Senecio vulgaris Remarks: season: 9-10 Other: major host/prey. Relatively sparse, deeply lobed leaves. thrives on various soil types including dry areas with poor soil. Senecioneae is the largest tribe of Asteraceae, comprised of ca. Senecio vulgaris L. is a native of Eurasia, and has been introduced to and become naturalized in North America, South America, Africa and Australia. Experimental research using Senecio began in the late 19 th century (Table 1) when Anna Bateson, sister of the geneticist, William Bateson, showed that progeny generated by crossing Senecio vulgaris plants were taller and produced more seed per capitulum than those generated by self‐fertilization, suggesting an heterotic effect (Bateson, 1888). Experimental evidence and evidence obtained from herbarium material suggest a pronounced difference in the biology of Senecio vulgaris L. var. It is small, a weak competitor, and is easily crowded out by other plants. It includes tropical African mountain stout-trunked trees and large oddities with heads that look like cabbages as well as everyday weeds. Senecio vulgaris can complete its life cycle in as little as 8 weeks, producing an average of 38,300 seeds per generation and can be found in gardens, lawns, roadsides, field margins, arable lands, waste places and coastal habitats. Cotyelons (seed leaves) are narrowly football shaped to oblong, 1/10 to 2/5 of an inch (311 mm) long, with a rounded to somewhat pointed tip, a tapered base, and often purplish below. This plant was identified in salad greens as a source of exposure to PAs. Share. Another plant, Borago officinalis (borage), is used also as an ingredient in salads, and has been found to contain up to 10 mg of PAs/kg of herb [17] . Message The user has shared this species from WIKTROP Portal v2.0 with you. Seedheads are similar to dandel… In milder climates or in overwintering structures, plants can survive outdoors in winter. Follow. Plants have distinctive lobed leaves and yellow flowers. Senecio vulgaris . Other common names: old-man-in-the-Spring. vulgaris is self-compatible and strongly self-pollinating. Bird-seed, Chickenweed, Common Butterweed, Common Groundsel, Grimsel, Grinsel, Grundsel, Grundy Swallow, Ground Glutton, Old-man-in-the-spring, Ragwort, Simson. Sub-Genus. Mature common groundsel stems are more-or-less erect and the plant grows a single stem or branches from the base. Senecio vulgaris, often known by the common name Common groundsel, a humble in appearance member of the Asteraceae family and Senecio genus, is a tenacious deciduous annual whose presence now encompasses the globe in a wide area of easy to somewhat difficult growing conditions. vernalis is self-incompatible,S. An invasive weed; Leaves Alternating, green; 2½ to 4 inches in length and 1 inch wide; Scientific name: Senecio vulgaris Groundsel is a 'weed' of cultivated and disturbed ground like field edges, roadside verges and waste ground. Senecio vulgaris originated from Europe and is distributed around the world, including the US (USDA, 2017), except for tropical and sub-tropical regions in South-East Asia and Africa (CABI, 2017). Brown. Groundsel Groundsel (Senecio vulgaris) is a common broadleaf weed that can be found in all 50 states and is considered native to many other parts of the world. Flowers are daisy-like with swollen base, displayed in clusters at ends of stems. Senecio vulgaris L. Accepted name. 1913. Ecological Framework for Senecio vulgaris The table below shows the species-specific information calculated from original data (BEC database) provided by the BC Ministry of Forests and Range. We investigated its distribution and germination characteristics to elucidate the dominance and its reason, and screened available herbicides for the effective control of the weed. denticulatus (O. F. Fruit/Seed characteristics: Colour: Brown Present from Spring to Summer. Multiple stems rise from base and are reddish in color. Seedlings can flower when less than 2 inches tall but may grow to 18 inches. Circle X Ranch: Yerba Buena Road shoulder, chaparral, Feb 2004. Vol. Source: The USDA. Species description. It is in flower from June to October, and the seeds ripen from July to October. Whilst var. Kingdom. An illustrated flora of the northern United States, Canada and the British Possessions. Class. S. vulgaris is a ubiquitous weed found in the temperate zones of Europe, North and South America, North Africa and Asia (Robinson et al., 2003). Smaller herbivores such as rabbits and goats are resistant to the plant's effects. Pollen grain size: 26.79 + 0.71 µm by 24.51 + 1.29 µm Family: Asteracae. Charles Scribner's Sons, New York. Collection Site Muell.) click on a thumbnail to view an image, or see all the Senecio thumbnails at the Plants Gallery Britton, N.L., and A. Super-Family. 150 genera and 3,000 species. 3 vols. The traditional circumscription of Senecio is artificial, being polyphyletic, even in its new circumscription which is based on genetic data. Studies species. Common Groundsel * Senecio vulgaris Family: Asteraceae (discoid) (SUNFLOWER). The first leaves are egg shaped, have edges with shallow teeth, are alternate to one another along the stem, and are about 3/10 to 1/2 of an inch (812 mm) long. This plant is very hardy and is frost resistant. Save Cancel. vulgaris is a plant of ruderal habitats, which can complete its life cycle in a very short time and can be found flowering all year round, ssp. Subject. 83: 629-644. Linnaeus named the Senecio genus in 1753, and ... [North American] Senecio species except the annual Senecio vulgaris... seem destined to be segregated into other genera." Senecio vulgaris is an erect herbaceous annual plant growing up to 45 cm tall (Stace, 1997), has a thick taproot, and possesses an ephemeral strategy typical of many weedy species (Weiner et al., 2009). Generic common name: GROUNDSEL, RAGWORT, BUTTERWEED. It is hardy to zone (UK) 5 and is not frost tender. Variously circumscribed taxonomically, the genus Senecio is one of the largest genera of flowering plants. Similar to many other invasive plants, Senecio vulgaris disperses along motorways in … It can be found in a wide range of different landscapes and is prolific in both open fields and on lawns. Common groundsel is most common in cool, moist conditions. WhilstS. It has clusters of yellow flowers that turn fluffy and white as … Variation in capitula morphology, seed dormancy and growth form have been observed in different S. vulgaris populations (Robinson et al., 2003). 161 Pollen morphology of Senecio and Iranecio Results In the present study, the pollen grains of 14 species from 4 sections belong to the genus Senecio and 2 species belong to the genus Iranecio were investigated and SEM micrographs of all species were taken (Figs. Request Permission × Request Permission. Senecio vulgaris L. Can. Prev Next List {0} Classifications < > Search. Foodplant / parasite uredium of Coleosporium tussilaginis parasitises live Senecio vulgaris Other: major host/prey. 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